22298056 has 16 divisors (see below), whose sum is σ = 45609840. Its totient is φ = 10135440.

The previous prime is 22298041. The next prime is 22298057. The reversal of 22298056 is 65089222.

22298056 = T₂₀₀₈ + T₂₀₀₉ + ... + T₂₀₁₈.

It is not an unprimeable number, because it can be changed into a prime (22298057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126606 + ... + 126781.

It is an arithmetic number, because the mean of its divisors is an integer number (2850615).

Almost surely, 2^22298056 is an apocalyptic number.

It is an amenable number.

22298056 is an abundant number, since it is smaller than the sum of its proper divisors (23311784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22298056 is a wasteful number, since it uses less digits than its factorization.

22298056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253404 (or 253400 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 22298056 is about 4722.0817443157. The cubic root of 22298056 is about 281.4636621034.

The spelling of 22298056 in words is "twenty-two million, two hundred ninety-eight thousand, fifty-six".